3D preview of Rect-to-Round Transition Adapter
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Interactive 3D model of Rect-to-Round Transition Adapter

Fittings and adapters

Rect-to-Round Transition Adapter

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Bounding box
26.0 × 27.0 × 35.5 mm
Engine
Precision B-rep
Parameters
5
Published
September 23, 2026

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The prompt

Create a hollow transition adapter lofting from a rectangular base to a circular top. The base is a 21.5x26.5mm rectangle. The top is a cylinder with a 25,5mm diameter. The total height is 35mm. The wall thickness must be exactly 1.5mm throughout the entire object. Both the top and the bottom must be open.

Parameters

NameValueRange
Base Width (X)21.5 mm5 – 120
Base Length (Y)26.5 mm5 – 120
Top Diameter25.5 mm5 – 120
Total Height35 mm5 – 200
Wall Thickness1.5 mm0.5 – 8

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

Rect-to-Round Transition Adapter - Free CAD Model (STEP, STL) | TextoCAD